W13 Things That Don't Make SenseW52-hertz whaleWASASSN-V J213939.3-702817.4WBall lightningWFairy circle (arid grass formation)WFast blue optical transientWFast radio burstWIPTF14hlsWLunar swirlsW1465 mystery eruptionW1808 mystery eruptionWNaga fireballWOdd radio circleWPatomskiy craterWPlague of AthensWTransient lunar phenomenonWThe UnXplained